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An electric heater which is connected to...

An electric heater which is connected to a 220V supply line has two resistance coils A and B of `24 Omega` resistance each. These coils be used separately (one at a time), in series or in parallel. Calculate the current drawn when:
(a) only one coil A is used.
(b) coils A and B are used in series.
(c) coils A and B are used in parallel.

Text Solution

Verified by Experts

The correct Answer is:
(a) `9.2A` (b) `4.6A` (c) `18.3A`
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LAKHMIR SINGH & MANJIT KAUR-ELECTRICITY -Exercise
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  7. A p.d. of 6V is applied to two resistors of 3 Omega and 6Omega connect...

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  8. In the circuit shown below, the voltmeter reads 10V. (a) What is ...

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  15. (a) With the help of a circuit diagram, obtain the relation for the eq...

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  17. The figure given below shows three resistors: Their combined resi...

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  18. If two resistors of 25 Omega and 15 Omega are joined together in serie...

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  19. The diagram below shows part of a circuit: If this arrangement of...

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